Fenix HM61R V2.0 vs Wurkkos HD20 size comparison
The Wurkkos HD20 is 21 mm (0.83 in) longer than the Fenix HM61R V2.0, and 6 mm narrower at its widest point. Weights are published on different bases (without battery vs with battery and headband), so compare them with care.
The Wurkkos HD20 is 21 mm (0.83 in) longer than the Fenix HM61R V2.0, and 6 mm narrower at its widest point. Weights are published on different bases (without battery vs with battery and headband), so compare them with care.
Dimensions
| Fenix HM61R V2.0 Check price ↗ | Wurkkos HD20 Check price ↗ | |
| Length | 101 mm (3.98 in) | 122 mm (4.80 in)+21 mm |
| Head / width | 36 mm (1.42 in) | 30 mm (1.18 in)−6 mm |
| Thickness | 45 mm (1.77 in) | — |
| Weight | 152 g with battery and headband | 130 g without battery |
| Battery | 18650 / 2x CR123A | 21700 |
| Max output | 1,600 lm | 2,000 lm |
| Throw | 162 m | — |
| Type | Headlamp / right-angle | Headlamp / right-angle |
| Price | $76.45 at fenixlighting.com, as of Nov 4, 2026 | $41.99 at flashlightgo.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced Headlamp unit; front view drawn width x height | flashlightgo.com sourced Right-angle headlamp/flashlight |
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HM61R V2.0 vs HD20: how they differ
Size and weight
The Fenix HM61R V2.0 is the shorter light: 101 mm (3.98 in) against 122 mm (4.80 in), a difference of 21 mm (17%). At its widest point the Wurkkos HD20 is 6 mm slimmer (30 vs 36 mm). Weights are published on different bases (Fenix HM61R V2.0: 152 g with battery and headband; Wurkkos HD20: 130 g without battery), so they are not directly comparable.
Brightness and throw
The Wurkkos HD20 is rated brighter: 2,000 lm maximum vs 1,600 lm for the Fenix HM61R V2.0, 25% more.
Battery
The Fenix HM61R V2.0 runs on removable 18650 / 2x CR123A batteries; the Wurkkos HD20 runs on a removable 21700 battery. For scale, a 18650 cell is about 18 × 65 mm and a 21700 about 21 × 70 mm (nominal).
Price
When we checked on Nov 4, 2026, the Fenix HM61R V2.0 was $76.45 at fenixlighting.com and the Wurkkos HD20 $41.99 at flashlightgo.com, so the Wurkkos HD20 cost $34.46 less. Prices change often, so check the current price before you buy.
Type
Both are headlamps / right-angle lights in our catalog.
Which should you buy?
Choose the Fenix HM61R V2.0 if you want a shorter light (21 mm shorter). Choose the Wurkkos HD20 if you want a slimmer profile (6 mm narrower) and more output (2,000 lm vs 1,600 lm). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Fenix HM61R V2.0 Check price ↗ Wurkkos HD20
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
HM61R V2.0 vs HD20 FAQ
Which is smaller, the Fenix HM61R V2.0 or the Wurkkos HD20?
The Fenix HM61R V2.0 is the shorter light: 101 mm (3.98 in) against 122 mm (4.80 in), a difference of 21 mm (17%). At its widest point the Wurkkos HD20 is 6 mm slimmer (30 vs 36 mm). Weights are published on different bases (Fenix HM61R V2.0: 152 g with battery and headband; Wurkkos HD20: 130 g without battery), so they are not directly comparable.
Which is brighter, the Fenix HM61R V2.0 or the Wurkkos HD20?
The Wurkkos HD20 is rated brighter: 2,000 lm maximum vs 1,600 lm for the Fenix HM61R V2.0, 25% more.
Which is cheaper, the Fenix HM61R V2.0 or the Wurkkos HD20?
When we checked on Nov 4, 2026, the Fenix HM61R V2.0 was $76.45 at fenixlighting.com and the Wurkkos HD20 $41.99 at flashlightgo.com, so the Wurkkos HD20 cost $34.46 less. Prices change often, so check the current price before you buy.
Do the Fenix HM61R V2.0 and Wurkkos HD20 use the same battery?
The Fenix HM61R V2.0 runs on removable 18650 / 2x CR123A batteries; the Wurkkos HD20 runs on a removable 21700 battery. For scale, a 18650 cell is about 18 × 65 mm and a 21700 about 21 × 70 mm (nominal).
Compare Fenix HM61R V2.0 with similar lights
Compare Wurkkos HD20 with similar lights
More
Sources
- Fenix HM61R V2.0: specs from Fenix product page (manufacturer). Price $76.45 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- Wurkkos HD20: specs from manufacturer published specs as listed by flashlightgo.com. Price $41.99 from flashlightgo.com, checked Nov 4, 2026; prices change often.
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